how to open/create/edit files wotmod
it is not difficult with this guide everything will be simple!
1) if you do not have winrar download from here
2) open and associate files wotmod with winrar (now you can view the content)
3) now go here:
“My Computer” click on Tools->Folder Options->View
and uncheck “Hide extensions for known file” checkbox from the list.

4) to create the extension wotmod:

5) compression method: chose store and zip archive format

6)wotmod files work!